history on Instagram: "On May 4, 1970, a Vietnam War protest on the Kent State University campus spiraled into one of the most violent moments in American student history. Hundreds of students gathered on the Commons, some chanting, some just watching, while Ohio National Guard units took positions nearby. Tear gas had already been fired earlier in the day, drifting across campus as students tried to scatter and regroup. By late morning, the Guard began pushing the crowd uphill, rifles raised, t